studocu.it - dns.ninja

studocu.it

DNSSEC⚠️ Not signed
A44.213.136.35🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix
PTRec2-44-213-136-35.compute-1.amazonaws.com
A100.51.75.4🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix
A100.61.32.173🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix
NSns-1015.awsdns-62.net ⭐
A2600:9000:5303:f700::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-1015.awsdns-62.net
A205.251.195.247🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-1015.awsdns-62.net
NSns-1456.awsdns-54.org
A2600:9000:5305:b000::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1456.awsdns-54.org
A205.251.197.176🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1456.awsdns-54.org
NSns-1713.awsdns-22.co.uk
A2600:9000:5306:b100::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1713.awsdns-22.co.uk
A205.251.198.177🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1713.awsdns-22.co.uk
NSns-305.awsdns-38.com
A2600:9000:5301:3100::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-305.awsdns-38.com
A205.251.193.49🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-305.awsdns-38.com
SOAns-1015.awsdns-62.netawsdns-hostmaster@amazon.com serial=1

it

DNSSEC🔒 Signed (DS record present)
NSdns.nic.it ⭐
NSa.dns.it
NSm.dns.it
NSnameserver.cnr.it
NSr.dns.it
NSv.dns.it
SOAdns.nic.ithostmaster@nic.it 2026-08-06 #22

Same first word

studocu.at
studocu.fr
studocu.id
studocu.dk
studocu.de
studocu.nl
studocu.it
studocu.vn
studocu.ch
studocu.com
studocu.es
studocu.be
studocu.se

Similar names

cdsuotu.com
studuco.com

DNS History

42 records (7 active, 35 former)

20162017201820192020202120222023202420252026NSns-1015.awsdns-62.netns-1456.awsdns-54.orgns-1713.awsdns-22.co.ukns-305.awsdns-38.comns1.hostnet.nlns2.hostnetbv.comns3.hostnetbv.nlA100.51.75.4100.61.32.17344.213.136.35100.48.159.17100.49.189.157100.52.136.150100.56.99.54100.59.142.6318.205.175.183.211.149.1123.219.77.1513.221.47.1053.229.109.1583.229.34.1063.232.48.16234.236.57.334.238.29.12734.239.229.25234.252.248.5235.173.21.23235.173.43.13244.205.211.6544.216.181.245.61.251.8450.19.175.25052.16.116.1652.210.106.5752.3.56.5254.154.85.17754.160.16.3654.205.225.23754.211.32.15654.224.3.10454.234.69.2398.80.38.59
●NSns-1015.awsdns-62.net2019-12-30 → 2026-08-06 · 3 obs
○ 2017-02-09 10:06:18
● 2019-12-30 05:36:22
● 2026-08-06 20:07:00
●NSns-1456.awsdns-54.org2019-12-30 → 2026-08-06 · 3 obs
○ 2017-02-09 10:06:18
● 2019-12-30 05:36:22
● 2026-08-06 20:07:00
●NSns-1713.awsdns-22.co.uk2019-12-30 → 2026-08-06 · 3 obs
○ 2017-02-09 10:06:18
● 2019-12-30 05:36:22
● 2026-08-06 20:07:00
●NSns-305.awsdns-38.com2019-12-30 → 2026-08-06 · 3 obs
○ 2017-02-09 10:06:18
● 2019-12-30 05:36:22
● 2026-08-06 20:07:00
○NSns1.hostnet.nl2015-06-30 → 2017-02-09 · 4 obs
● 2015-06-30 07:12:08
● 2017-02-09 10:06:18
○ 2019-12-30 05:36:22
○ 2026-08-06 20:07:00
○NSns2.hostnetbv.com2015-06-30 → 2017-02-09 · 4 obs
● 2015-06-30 07:12:08
● 2017-02-09 10:06:18
○ 2019-12-30 05:36:22
○ 2026-08-06 20:07:00
○NSns3.hostnetbv.nl2015-06-30 → 2017-02-09 · 4 obs
● 2015-06-30 07:12:08
● 2017-02-09 10:06:18
○ 2019-12-30 05:36:22
○ 2026-08-06 20:07:00
○A100.48.159.172026-03-06 → 2026-08-06 · 2 obs
○ 2026-03-06 17:40:28
○ 2026-08-06 20:07:00
○A100.49.189.1572026-03-06 → 2026-08-06 · 2 obs
○ 2026-03-06 17:40:28
○ 2026-08-06 20:07:00
●A100.51.75.42026-08-06 → 2026-08-06 · 2 obs
○ 2026-07-31 07:24:16
● 2026-08-06 20:07:00
○A100.52.136.1502026-03-06 → 2026-08-06 · 2 obs
○ 2026-03-06 17:40:28
○ 2026-08-06 20:07:00
○A100.56.99.542026-06-18 → 2026-06-18 · 4 obs
○ 2026-06-09 18:29:04
● 2026-06-18 02:59:38
○ 2026-07-31 07:24:16
○ 2026-08-06 20:07:00
○A100.59.142.632026-07-31 → 2026-07-31 · 3 obs
○ 2026-06-18 02:59:38
● 2026-07-31 07:24:16
○ 2026-08-06 20:07:00
●A100.61.32.1732026-08-06 → 2026-08-06 · 2 obs
○ 2026-07-31 07:24:16
● 2026-08-06 20:07:00
○A18.205.175.182026-05-01 → 2026-05-01 · 4 obs
○ 2026-04-21 10:37:24
● 2026-05-01 06:25:46
○ 2026-05-12 00:02:36
○ 2026-08-06 20:07:00
○A3.211.149.1122026-03-06 → 2026-03-12 · 5 obs
○ 2019-12-30 05:36:22
● 2026-03-06 17:40:28
● 2026-03-12 02:14:06
○ 2026-04-17 08:12:40
○ 2026-08-06 20:07:00
○A3.219.77.1512026-05-12 → 2026-05-21 · 5 obs
○ 2026-05-01 06:25:46
● 2026-05-12 00:02:36
● 2026-05-21 02:09:28
○ 2026-05-31 20:22:02
○ 2026-08-06 20:07:00
○A3.221.47.1052026-06-06 → 2026-06-09 · 5 obs
○ 2026-06-02 00:58:18
● 2026-06-06 06:29:58
● 2026-06-09 18:29:04
○ 2026-06-18 02:59:38
○ 2026-08-06 20:07:00
○A3.229.109.1582026-06-02 → 2026-06-09 · 5 obs
○ 2026-05-31 20:22:02
● 2026-06-02 00:58:18
● 2026-06-09 18:29:04
○ 2026-06-18 02:59:38
○ 2026-08-06 20:07:00
○A3.229.34.1062026-05-12 → 2026-05-21 · 5 obs
○ 2026-05-01 06:25:46
● 2026-05-12 00:02:36
● 2026-05-21 02:09:28
○ 2026-05-31 20:22:02
○ 2026-08-06 20:07:00
○A3.232.48.1622026-03-06 → 2026-03-12 · 5 obs
○ 2019-12-30 05:36:22
● 2026-03-06 17:40:28
● 2026-03-12 02:14:06
○ 2026-04-17 08:12:40
○ 2026-08-06 20:07:00
○A34.236.57.32026-05-31 → 2026-06-02 · 5 obs
○ 2026-05-21 02:09:28
● 2026-05-31 20:22:02
● 2026-06-02 00:58:18
○ 2026-06-06 06:29:58
○ 2026-08-06 20:07:00
○A34.238.29.1272026-05-12 → 2026-05-21 · 5 obs
○ 2026-05-01 06:25:46
● 2026-05-12 00:02:36
● 2026-05-21 02:09:28
○ 2026-05-31 20:22:02
○ 2026-08-06 20:07:00
○A34.239.229.2522026-05-31 → 2026-06-02 · 5 obs
○ 2026-05-21 02:09:28
● 2026-05-31 20:22:02
● 2026-06-02 00:58:18
○ 2026-06-06 06:29:58
○ 2026-08-06 20:07:00
○A34.252.248.522019-12-30 → 2019-12-30 · 4 obs
○ 2017-02-09 10:06:18
● 2019-12-30 05:36:22
○ 2026-03-06 17:40:28
○ 2026-08-06 20:07:00
○A35.173.21.2322026-04-17 → 2026-04-21 · 5 obs
○ 2026-03-12 02:14:06
● 2026-04-17 08:12:40
● 2026-04-21 00:16:54
○ 2026-04-21 10:37:24
○ 2026-08-06 20:07:00
○A35.173.43.1322026-06-18 → 2026-06-18 · 4 obs
○ 2026-06-09 18:29:04
● 2026-06-18 02:59:38
○ 2026-07-31 07:24:16
○ 2026-08-06 20:07:00
○A44.205.211.652026-05-01 → 2026-05-01 · 4 obs
○ 2026-04-21 10:37:24
● 2026-05-01 06:25:46
○ 2026-05-12 00:02:36
○ 2026-08-06 20:07:00
●A44.213.136.352026-08-06 → 2026-08-06 · 2 obs
○ 2026-07-31 07:24:16
● 2026-08-06 20:07:00
○A44.216.181.242026-03-06 → 2026-03-12 · 5 obs
○ 2019-12-30 05:36:22
● 2026-03-06 17:40:28
● 2026-03-12 02:14:06
○ 2026-04-17 08:12:40
○ 2026-08-06 20:07:00
○A5.61.251.842015-06-30 → 2015-06-30 · 3 obs
● 2015-06-30 07:12:08
○ 2015-11-11 20:29:44
○ 2026-08-06 20:07:00
○A50.19.175.2502026-06-06 → 2026-06-09 · 5 obs
○ 2026-06-02 00:58:18
● 2026-06-06 06:29:58
● 2026-06-09 18:29:04
○ 2026-06-18 02:59:38
○ 2026-08-06 20:07:00
○A52.16.116.162015-11-11 → 2017-02-09 · 5 obs
○ 2015-06-30 07:12:08
● 2015-11-11 20:29:44
● 2017-02-09 10:06:18
○ 2019-12-30 05:36:22
○ 2026-08-06 20:07:00
○A52.210.106.572019-12-30 → 2019-12-30 · 4 obs
○ 2017-02-09 10:06:18
● 2019-12-30 05:36:22
○ 2026-03-06 17:40:28
○ 2026-08-06 20:07:00
○A52.3.56.522026-04-21 → 2026-05-01 · 5 obs
○ 2026-04-21 00:16:54
● 2026-04-21 10:37:24
● 2026-05-01 06:25:46
○ 2026-05-12 00:02:36
○ 2026-08-06 20:07:00
○A54.154.85.1772019-12-30 → 2019-12-30 · 4 obs
○ 2017-02-09 10:06:18
● 2019-12-30 05:36:22
○ 2026-03-06 17:40:28
○ 2026-08-06 20:07:00
○A54.160.16.362026-05-31 → 2026-05-31 · 4 obs
○ 2026-05-21 02:09:28
● 2026-05-31 20:22:02
○ 2026-06-02 00:58:18
○ 2026-08-06 20:07:00
○A54.205.225.2372026-06-18 → 2026-06-18 · 4 obs
○ 2026-06-09 18:29:04
● 2026-06-18 02:59:38
○ 2026-07-31 07:24:16
○ 2026-08-06 20:07:00
○A54.211.32.1562026-07-31 → 2026-07-31 · 3 obs
○ 2026-06-18 02:59:38
● 2026-07-31 07:24:16
○ 2026-08-06 20:07:00
○A54.224.3.1042026-04-17 → 2026-04-21 · 5 obs
○ 2026-03-12 02:14:06
● 2026-04-17 08:12:40
● 2026-04-21 10:37:24
○ 2026-05-01 06:25:46
○ 2026-08-06 20:07:00
○A54.234.69.232026-04-17 → 2026-04-21 · 5 obs
○ 2026-03-12 02:14:06
● 2026-04-17 08:12:40
● 2026-04-21 10:37:24
○ 2026-05-01 06:25:46
○ 2026-08-06 20:07:00
○A98.80.38.592026-07-31 → 2026-07-31 · 3 obs
○ 2026-06-18 02:59:38
● 2026-07-31 07:24:16
○ 2026-08-06 20:07:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ita.dns.it, m.dns.it, r.dns.it, v.dns.it...-
studocu.itns-305.awsdns-38.com, ns-1015.awsdns-62.net, ns-1456.awsdns-54.org, ns-1713.awsdns-22.co.uk-

✅ Authoritative Response

Server:205.251.197.176

NS records: ns-305.awsdns-38.com, ns-1015.awsdns-62.net, ns-1456.awsdns-54.org, ns-1713.awsdns-22.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studocu.it (unsigned zone)

⏱️ Timing

Total: 795ms | Queries: -

📄 Records

TypeCountSample Data
A3100.51.75.4, 44.213.136.35...
NS4ns-1015.awsdns-62.net, ns-1456.awsdns-54.org...
SOA1ns-1015.awsdns-62.net awsdns-hostmaster.

Analysis

IP Addresses

studocu.it maps to three IP numbers — 44.213.136.35, 100.51.75.4 and 100.61.32.173.

Two other host names, along with studybees.de, studocu.be and studeersnel.nl, also share IP numbers with studocu.it.

Name Servers

The NS records for studocu.it point to four name servers: ns-305.awsdns-38.com, ns-1015.awsdns-62.net, ns-1456.awsdns-54.org and ns-1713.awsdns-22.co.uk.

studocu.it has at least partial name server overlap with other domains, such as onitapp.io, neilandrewofficesolutions.co.uk, pitamachi.com and two others.

ns-305.awsdns-38.com, ns-1015.awsdns-62.net, ns-1456.awsdns-54.org and ns-1713.awsdns-22.co.uk all point to exactly two IP numbers each: ns-305.awsdns-38.com → 205.251.193.49 and 2600:9000:5301:3100::1; ns-1015.awsdns-62.net → 205.251.195.247 and 2600:9000:5303:f700::1; ns-1456.awsdns-54.org → 205.251.197.176 and 2600:9000:5305:b000::1; ns-1713.awsdns-22.co.uk → 205.251.198.177 and 2600:9000:5306:b100::1.